The presence of mitochondria shows that animal cells require constant energy. These organelles convert food into usable energy through respiration, supporting the active functions of the cell. Class 8 Science Grade 8 Chapter 2 The Invisible Living World: Beyond Our Naked ...
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Multicellular organisms have many types of specialized cells, tissues and organs. Their coordinated actions support complex life processes like digestion, movement and thinking, unlike single-celled organisms. Class 8 Science Curiosity Textbook Chapter 2 The Invisible Living World – Beyond Our Naked ...
Different organs collaborate in systems to perform life functions. For example, the stomach, liver and intestines form the digestive system, working together to process food and absorb nutrients. Class 8 Science Curiosity Textbook Chapter 2 The Invisible Living World – Beyond ...
Tissues are groups of similar cells working together. They perform specific functions like muscle contraction, oxygen transport or protection, supporting organ function in organisms. Class 8 NCERT Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye solutions class 8 ...
Just as bricks build a wall, cells build the body. Each cell plays a small part, but together, they form tissues and organs that make up living organisms. Class 8 NCERT Science Curiosity Chapter 2 The Invisible Living World: Beyond Our ...